The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 07, 2025
Filed:
Dec. 06, 2022
Applicant:
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Inventors:
Assignee:
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/09 (2006.01); G02B 5/18 (2006.01); G02B 5/32 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0944 (2013.01); G02B 5/1847 (2013.01); G02B 5/32 (2013.01); G02F 1/133504 (2013.01);
Abstract
A beam expander for a display in an enhanced reality headset is provided. The beam expander includes a first optical element configured to receive a collimated beam input and to provide a first expanded beam in a first direction, and a second optical element configured to receive the first expanded beam in the first direction and to provide a second expanded beam in a second direction to a display for an enhanced reality headset. An enhanced reality headset and a method for making a beam expander therein with the above features are also provided.